Toy building brick



FIG. 1 is a perspective view of a design for a toy building brick;

FIG. 2 is a front elevational view thereo;f

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view;

FIG. 5 is a bottom plan view;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a left side elevational view thereof; and,

FIG. 8 is a perspective view of a modified embodiment of the designshown in FIGS. 1-7.

The ornamental design for a toy building brick, as shown and described.